Move/refactoring of public interfaces..

[idzebra-moved-to-github.git] / bfile / cfile.c

diff --git a/bfile/cfile.c b/bfile/cfile.c
index 9241385..60dc4d2 100644 (file)
--- a/bfile/cfile.c
+++ b/bfile/cfile.c
@@ -1,4 +1,4 @@
-/* $Id: cfile.c,v 1.27 2002-08-02 19:26:55 adam Exp $
+/* $Id: cfile.c,v 1.32 2004-12-08 12:23:08 adam Exp $
    Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002
    Index Data Aps
 
@@ -20,19 +20,17 @@ Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 02111-1307, USA.
 */
 
-
-
 #include <assert.h>
 #include <stdlib.h>
 #include <string.h>
 
 #include <zebrautl.h>
-#include <mfile.h>
+#include "mfile.h"
 #include "cfile.h"
 
 static int write_head (CFile cf)
 {
-    int left = cf->head.hash_size * sizeof(int);
+    int left = cf->head.hash_size * sizeof(zint);
     int bno = 1;
     const char *tab = (char*) cf->array;
 
@@ -51,7 +49,7 @@ static int write_head (CFile cf)
 
 static int read_head (CFile cf)
 {
-    int left = cf->head.hash_size * sizeof(int);
+    int left = cf->head.hash_size * sizeof(zint);
     int bno = 1;
     char *tab = (char*) cf->array;
 
@@ -78,17 +76,17 @@ CFile cf_open (MFile mf, MFile_area area, const char *fname,
     int hash_bytes;
    
     cf->rmf = mf; 
-    logf (LOG_DEBUG, "cf: open %s %s", cf->rmf->name, wflag ? "rdwr" : "rd");
+    yaz_log (YLOG_DEBUG, "cf: open %s %s", cf->rmf->name, wflag ? "rdwr" : "rd");
     sprintf (path, "%s-b", fname);
     if (!(cf->block_mf = mf_open (area, path, block_size, wflag)))
     {
-        logf (LOG_FATAL|LOG_ERRNO, "Failed to open %s", path);
+        yaz_log (YLOG_FATAL|YLOG_ERRNO, "Failed to open %s", path);
         exit (1);
     }
     sprintf (path, "%s-i", fname);
     if (!(cf->hash_mf = mf_open (area, path, HASH_BSIZE, wflag)))
     {
-        logf (LOG_FATAL|LOG_ERRNO, "Failed to open %s", path);
+        yaz_log (YLOG_FATAL|YLOG_ERRNO, "Failed to open %s", path);
         exit (1);
     }
     assert (firstp);
@@ -99,13 +97,13 @@ CFile cf_open (MFile mf, MFile_area area, const char *fname,
         cf->head.state = 1;
         cf->head.block_size = block_size;
         cf->head.hash_size = 199;
-        hash_bytes = cf->head.hash_size * sizeof(int);
+        hash_bytes = cf->head.hash_size * sizeof(zint);
         cf->head.flat_bucket = cf->head.next_bucket = cf->head.first_bucket = 
             (hash_bytes+sizeof(cf->head))/HASH_BSIZE + 2;
         cf->head.next_block = 1;
         if (wflag)
             mf_write (cf->hash_mf, 0, 0, sizeof(cf->head), &cf->head);
-        cf->array = (int *) xmalloc (hash_bytes);
+        cf->array = (zint *) xmalloc (hash_bytes);
         for (i = 0; i<cf->head.hash_size; i++)
             cf->array[i] = 0;
         if (wflag)
@@ -116,11 +114,11 @@ CFile cf_open (MFile mf, MFile_area area, const char *fname,
         *firstp = 0;
         assert (cf->head.block_size == block_size);
         assert (cf->head.hash_size > 2);
-        hash_bytes = cf->head.hash_size * sizeof(int);
+        hash_bytes = cf->head.hash_size * sizeof(zint);
         assert (cf->head.next_bucket > 0);
         assert (cf->head.next_block > 0);
         if (cf->head.state == 1)
-            cf->array = (int *) xmalloc (hash_bytes);
+            cf->array = (zint *) xmalloc (hash_bytes);
         else
             cf->array = NULL;
         read_head (cf);
@@ -146,9 +144,9 @@ CFile cf_open (MFile mf, MFile_area area, const char *fname,
     return cf;
 }
 
-static int cf_hash (CFile cf, int no)
+static int cf_hash (CFile cf, zint no)
 {
-    return (no>>3) % cf->head.hash_size;
+    return (int) (((no >> 3) % cf->head.hash_size));
 }
 
 static void release_bucket (CFile cf, struct CFile_hash_bucket *p)
@@ -189,7 +187,7 @@ static void flush_bucket (CFile cf, int no_to_flush)
     }
 }
 
-static struct CFile_hash_bucket *alloc_bucket (CFile cf, int block_no, int hno)
+static struct CFile_hash_bucket *alloc_bucket (CFile cf, zint block_no, int hno)
 {
     struct CFile_hash_bucket *p, **pp;
 
@@ -216,14 +214,14 @@ static struct CFile_hash_bucket *alloc_bucket (CFile cf, int block_no, int hno)
     return p;
 }
 
-static struct CFile_hash_bucket *get_bucket (CFile cf, int block_no, int hno)
+static struct CFile_hash_bucket *get_bucket (CFile cf, zint block_no, int hno)
 {
     struct CFile_hash_bucket *p;
 
     p = alloc_bucket (cf, block_no, hno);
     if (!mf_read (cf->hash_mf, block_no, 0, 0, &p->ph))
     {
-        logf (LOG_FATAL|LOG_ERRNO, "read get_bucket");
+        yaz_log (YLOG_FATAL|YLOG_ERRNO, "read get_bucket");
         exit (1);
     }
     assert (p->ph.this_bucket == block_no);
@@ -231,10 +229,11 @@ static struct CFile_hash_bucket *get_bucket (CFile cf, int block_no, int hno)
     return p;
 }
 
-static struct CFile_hash_bucket *new_bucket (CFile cf, int *block_nop, int hno)
+static struct CFile_hash_bucket *new_bucket (CFile cf, zint *block_nop, int hno)
 {
     struct CFile_hash_bucket *p;
-    int i, block_no;
+    int i;
+    zint block_no;
 
     block_no = *block_nop = cf->head.next_bucket++;
     p = alloc_bucket (cf, block_no, hno);
@@ -250,21 +249,22 @@ static struct CFile_hash_bucket *new_bucket (CFile cf, int *block_nop, int hno)
     return p;
 }
 
-static int cf_lookup_flat (CFile cf, int no)
+static zint cf_lookup_flat (CFile cf, zint no)
 {
-    int hno = (no*sizeof(int))/HASH_BSIZE;
-    int off = (no*sizeof(int)) - hno*HASH_BSIZE;
-    int vno = 0;
+    zint hno = (no*sizeof(zint))/HASH_BSIZE;
+    int off = (int) ((no*sizeof(zint)) - hno*HASH_BSIZE);
+    zint vno = 0;
 
-    mf_read (cf->hash_mf, hno+cf->head.next_bucket, off, sizeof(int), &vno);
+    mf_read (cf->hash_mf, hno+cf->head.next_bucket, off, sizeof(zint), &vno);
     return vno;
 }
 
-static int cf_lookup_hash (CFile cf, int no)
+static zint cf_lookup_hash (CFile cf, zint no)
 {
     int hno = cf_hash (cf, no);
     struct CFile_hash_bucket *hb;
-    int block_no, i;
+    zint block_no;
+    int i;
 
     for (hb = cf->parray[hno]; hb; hb = hb->h_next)
     {
@@ -290,13 +290,13 @@ static int cf_lookup_hash (CFile cf, int no)
         {
             if (hb->ph.this_bucket == block_no)
             {
-                logf (LOG_FATAL, "Found hash bucket on other chain (1)");
+                yaz_log (YLOG_FATAL, "Found hash bucket on other chain (1)");
                 abort ();
             }
             for (i = 0; i<HASH_BUCKET && hb->ph.vno[i]; i++)
                 if (hb->ph.no[i] == no)
                 {
-                    logf (LOG_FATAL, "Found hash bucket on other chain (2)");
+                    yaz_log (YLOG_FATAL, "Found hash bucket on other chain (2)");
                     abort ();
                 }
         }
@@ -310,25 +310,27 @@ static int cf_lookup_hash (CFile cf, int no)
     return 0;
 }
 
-static void cf_write_flat (CFile cf, int no, int vno)
+static void cf_write_flat (CFile cf, zint no, zint vno)
 {
-    int hno = (no*sizeof(int))/HASH_BSIZE;
-    int off = (no*sizeof(int)) - hno*HASH_BSIZE;
+    zint hno = (no*sizeof(zint))/HASH_BSIZE;
+    int off = (int) ((no*sizeof(zint)) - hno*HASH_BSIZE);
 
     hno += cf->head.next_bucket;
     if (hno >= cf->head.flat_bucket)
         cf->head.flat_bucket = hno+1;
     cf->dirty = 1;
-    mf_write (cf->hash_mf, hno, off, sizeof(int), &vno);
+    mf_write (cf->hash_mf, hno, off, sizeof(zint), &vno);
 }
 
 static void cf_moveto_flat (CFile cf)
 {
     struct CFile_hash_bucket *p;
-    int i, j;
+    int j;
+    zint i;
 
-    logf (LOG_DEBUG, "cf: Moving to flat shadow: %s", cf->rmf->name);
-    logf (LOG_DEBUG, "cf: hits=%d miss=%d bucket_in_memory=%d total=%d",
+    yaz_log (YLOG_DEBUG, "cf: Moving to flat shadow: %s", cf->rmf->name);
+    yaz_log (YLOG_DEBUG, "cf: hits=%d miss=%d bucket_in_memory=" ZINT_FORMAT " total="
+         ZINT_FORMAT,
        cf->no_hits, cf->no_miss, cf->bucket_in_memory, 
         cf->head.next_bucket - cf->head.first_bucket);
     assert (cf->head.state == 1);
@@ -339,7 +341,7 @@ static void cf_moveto_flat (CFile cf)
     {
         if (!mf_read (cf->hash_mf, i, 0, 0, &p->ph))
         {
-            logf (LOG_FATAL|LOG_ERRNO, "read bucket moveto flat");
+            yaz_log (YLOG_FATAL|YLOG_ERRNO, "read bucket moveto flat");
             exit (1);
         }
         for (j = 0; j < HASH_BUCKET && p->ph.vno[j]; j++)
@@ -354,27 +356,28 @@ static void cf_moveto_flat (CFile cf)
     cf->dirty = 1;
 }
 
-static int cf_lookup (CFile cf, int no)
+static zint cf_lookup (CFile cf, zint no)
 {
     if (cf->head.state > 1)
         return cf_lookup_flat (cf, no);
     return cf_lookup_hash (cf, no);
 }
 
-static int cf_new_flat (CFile cf, int no)
+static zint cf_new_flat (CFile cf, zint no)
 {
-    int vno = (cf->head.next_block)++;
+    zint vno = (cf->head.next_block)++;
 
     cf_write_flat (cf, no, vno);
     return vno;
 }
 
-static int cf_new_hash (CFile cf, int no)
+static zint cf_new_hash (CFile cf, zint no)
 {
     int hno = cf_hash (cf, no);
     struct CFile_hash_bucket *hbprev = NULL, *hb = cf->parray[hno];
-    int *bucketpp = &cf->array[hno]; 
-    int i, vno = (cf->head.next_block)++;
+    zint *bucketpp = &cf->array[hno]; 
+    int i;
+    zint vno = (cf->head.next_block)++;
   
     for (hb = cf->parray[hno]; hb; hb = hb->h_next)
         if (!hb->ph.vno[HASH_BUCKET-1])
@@ -406,7 +409,7 @@ static int cf_new_hash (CFile cf, int no)
         {
             if (hb->ph.this_bucket == *bucketpp)
             {
-                logf (LOG_FATAL, "Found hash bucket on other chain");
+                yaz_log (YLOG_FATAL, "Found hash bucket on other chain");
                 abort ();
             }
         }
@@ -433,7 +436,7 @@ static int cf_new_hash (CFile cf, int no)
     return vno;
 }
 
-int cf_new (CFile cf, int no)
+zint cf_new (CFile cf, zint no)
 {
     if (cf->head.state > 1)
         return cf_new_flat (cf, no);
@@ -447,9 +450,9 @@ int cf_new (CFile cf, int no)
 }
 
 
-int cf_read (CFile cf, int no, int offset, int nbytes, void *buf)
+int cf_read (CFile cf, zint no, int offset, int nbytes, void *buf)
 {
-    int block;
+    zint block;
     
     assert (cf);
     zebra_mutex_lock (&cf->mutex);
@@ -461,15 +464,15 @@ int cf_read (CFile cf, int no, int offset, int nbytes, void *buf)
     zebra_mutex_unlock (&cf->mutex);
     if (!mf_read (cf->block_mf, block, offset, nbytes, buf))
     {
-        logf (LOG_FATAL|LOG_ERRNO, "cf_read no=%d, block=%d", no, block);
+        yaz_log (YLOG_FATAL|YLOG_ERRNO, "cf_read no=" ZINT_FORMAT " block=" ZINT_FORMAT, no, block);
         exit (1);
     }
     return 1;
 }
 
-int cf_write (CFile cf, int no, int offset, int nbytes, const void *buf)
+int cf_write (CFile cf, zint no, int offset, int nbytes, const void *buf)
 {
-    int block;
+    zint block;
 
     assert (cf);
     zebra_mutex_lock (&cf->mutex);
@@ -488,7 +491,8 @@ int cf_write (CFile cf, int no, int offset, int nbytes, const void *buf)
     zebra_mutex_unlock (&cf->mutex);
     if (mf_write (cf->block_mf, block, offset, nbytes, buf))
     {
-        logf (LOG_FATAL|LOG_ERRNO, "cf_write no=%d, block=%d", no, block);
+        yaz_log (YLOG_FATAL|YLOG_ERRNO, "cf_write no=" ZINT_FORMAT
+             " block=" ZINT_FORMAT, no, block);
         exit (1);
     }
     return 0;
@@ -496,7 +500,8 @@ int cf_write (CFile cf, int no, int offset, int nbytes, const void *buf)
 
 int cf_close (CFile cf)
 {
-    logf (LOG_DEBUG, "cf: close hits=%d miss=%d bucket_in_memory=%d total=%d",
+    yaz_log (YLOG_DEBUG, "cf: close hits=%d miss=%d bucket_in_memory=" ZINT_FORMAT
+         " total=" ZINT_FORMAT,
           cf->no_hits, cf->no_miss, cf->bucket_in_memory,
           cf->head.next_bucket - cf->head.first_bucket);
     flush_bucket (cf, -1);